hpcalc.org - HP 48 Archive

Contributed Columns

The first size listed is the downloaded file size and the second size listed is the size on the calculator.

There are 20 files totaling 165KB in this category.

1941 RPN Computer?   (details) 48 ENG   6KB
Article from PPC Calculator Journal (April 1980, V7 N3 P25) about the first RPN computer, from 1941.
By Paul Ceruzzi. 1998/08/24

1998 HP Handheld Conference Report   (details) 48 ENG   7KB
Report on the 1998 HP Handheld Conference in Vancouver, Washington, US.
By Jake Schwartz. 1998/09/12

A Little Bit of HP History   (details) 48 ENG   7KB
Tells about what led up to the HP 49G, giving a brief history of HP calculators in 1993-1999 and the switch from Corvallis to Singapore to Australia for development.
By Jake Schwartz. 1999/05/27

Aphorisms for Programmers   (details) 48 ENG   6KB
Article from the PPC Journal (September 1979, V6 N6 P19) on programming aphorisms.
By Bill Kolb. 1998/08/18

Army   (details) 48 ENG   3KB
Article from 65 Notes (July 1976, V3 N6 P2) on why the Army still didn't have calculators.
By Richard Kirka. 1998/08/18

Cybersnobs   (details) 48 ENG   9KB
Article from 65 Notes (July 1976, V3 N6 P2) on cybersnobbery.
By Craig Pearce. 1998/08/18

Dueling Lawyers   (details) 48 ENG   6KB
Press release from the PPC Journal (July 1978, V5 N6 P4) from Hewlett Packard announcing the new HP-67.
Author unknown. 1998/08/18

EduCALC   (details) 48 ENG   6KB
Article explaining why EduCALC went out of business.
By Joseph K. Horn. 1999/07/12

Frequency   (details) 48 ENG   6KB
Article from 65 Notes (October 1977, V4 N8 P7) on Frequency. By HP-65 User's Club Member #1507.
Author unknown. 1998/08/18

Handi-Calc   (details) 48 ENG   47KB
Article explaining why Handi-Calc went out of business and HP's poor business practices. In Adobe PDF format.
By Richard Nelson and Jim Lawson and others. 2000/02/20

HP-01   (details) 48 ENG   6KB
Advertisement/announcement from Scientific American (September 1977) for the HP-01 calculator-watch.
Author unknown. 1998/08/27

HP-25 Printer   (details) 48 ENG   6KB
Article from the PPC Journal (September/October 1978, V5 N8 P5) on 'printing' with an HP-25.
By Justus A. Villa. 1998/08/18

HP-65 in Space   (details) 48 ENG   5KB
Press release from 65 Notes (July 1975, V2 N6 P7) announcing the use of the HP-65 in space.
By Hewlett-Packard. 1998/08/18

It All Adds Up   (details) 48 ENG   10KB
Article from Measure, HP's employee magazine, (July-August 1991, page 18) on Bill Wickes, the father of RPL.
By Jay Coleman. 1998/09/07

Jim Davidson   (details) 48 ENG   8KB
Article from 65 Notes (July/August 1977, V4 N6 P25) on calculators for recreation.
By Jim Davidson. 1998/08/18

PH or HP   (details) 48 ENG   5KB
Article from 65 Notes (January 1975, V2 N1 P3) on why it's Hewlett-Packard rather than Packard-Hewlett.
By Richard Nelson. 1998/08/18

The EduCALC   (details) 48 ENG   6KB
Article from 65 Notes (February/March 1976, V3 N2 P8) on the EduCALC teaching calculator.
Author unknown. 1998/08/18

The Perfect Programmer   (details) 48 ENG   2KB
Poem from 65 Notes (January 1977, V4 N1 P1) on the "perfect programmer."
By Lou Ellen Davis. 1998/08/18

The Pitkin Tap   (details) 48 ENG   6KB
Article from the PPC Journal (January-March 1979, V6 N1 P26) on the made-up HP-86 and its "Pitkin Tap."
By John D. Hirsch. 1998/08/18

What Kind of Programmer Are You?   (details) 48 ENG   8KB
Article from 65 Notes (September/October 1978, V5 N8 P31) giving a programming challenge and showing different solutions that people would give and what it tells about them.
By Bill Kolb. 1998/09/13

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